Paulien van Alst @paulienvanalst.bsky.social Software engineer and speaker @OpenValue | Kotlin - Java | @Kotlin | @JUGNoord co-organiser | 🇳🇱🇫🇷
https://sessionize.com/paulien-van-alst/
Matthias Bünger @bukama.bsky.social Loves #Java, JakartaEE and testing | @maven.apache.org PMC and ASF member | Slow runner 🏃♂️
Dennis Kieselhorst @dekies.de 
Heinz Kabutz 🏝 🇬🇷 🇿🇦 ☕️ @heinzkabutz.com Author of mildly entertaining and somewhat useful #Java Specialists’ Newsletter. Email is heinz at javaspecialists dot eu.
Kai Toedter @kaitoedter.bsky.social Software Architect, Passionate Developer, Java/Web Expert, Gamer, VR Enthusiast, Sci-Fi/Fantasy Fan, Photography Lover, Smooth Jazz Piano Player, Husband & Dad
@java-e-v.bsky.social @java-e-v.bsky.social 
Daniel van Ross @dvanross.bsky.social 
Ed Burns @edburns.bsky.social Beneficiary of white privilege, Ed Burns is a software stylist, speaker, and author, currently working in the server side Java space. (he/him)
http://purl.oclc.org/NET/edburns/
Java Usergroup Mainz @jug-mz.bsky.social Die JUG Mainz bietet eine Plattform für Java und JVM Entwickler*innen im Raum Mainz um sich über aktuelle Themen auszutauschen. Seit unserer Gründung im Jahr 2017 organisiert unsere Community Vorträge zum Thema Java und Software Entwicklung im Allgemeinen.
Java User Group Bremen-Oldenburg @jug-bremen-oldenburg.de 
Roland Weisleder @rweisleder.de Independent Java Software Developer and Consultant.
Bringing Legacy Java Systems Into the Future.
Willem Jan Glerum @wjglerum.nl Principal Software Engineer @ Lunatech
https://wjglerum.nl
Java User Group Ostfalen @jug-ostfalen.bsky.social Java User Group in Braunschweig
https://www.jug-ostfalen.de
Richard Groß @richargh.de Software archeologist, web brutalist and health check expert. After 10 years in the business I'm about to become a teenage developer. I'm a conference speaker and enjoy mastering TDD, BDD, DDD, decoupled design and even practices that don't start with D. 
Fin Labusch @futzl.bsky.social Self-employed software developer, coding in Java, living in Hamburg and relaxing with Lego bricks. Member of Kids4IT, organizing computing workshops for kids.
Heat pump (Wärmepumpe) since 2007, BEV (E-Auto) since 2020, PV since 2021/2025 (16,1 kWp).
Thorben Janssen @thjanssen123.bsky.social I'm a freelance consultant and trainer helping Java developers create better persistence layers using Hibernate and Spring Data.
Co-organizer JUG Paderborn
https://thorben-janssen.com
https://thorben-janssen.com/join-persistence-hub/
Arne Limburg @arnelimburg.bsky.social Lead Architect at open knowledge, husband, father of four, developing useful open source software for fun, i.e. PMC member of OpenWebBeans, Meecrowave and DeltaSpike. Writing about my community activites and politics.
Johannes Rabauer @rabauer.dev ☕ Java coder @xdev.software | 🤖 AI wrangler | 🎤 Conference speaker | 🎮 Full-time dad, part-time gamer
Bernd Müller @berndmuller.bsky.social Java Champion, coder and coding teacher. Conference speaker, book author, trainer, #JavaEE / #JakartaEE enthusiast, JUG organizer.
Jens Knipper @jensknipper.de Software Engineer working for @openvalue.eu
Blogging on jensknipper.de
@zahlenzauberer.bsky.social @zahlenzauberer.bsky.social 
miketm @miketm.bsky.social Das Gute, Wahre, Schöne ... und Kino Kunst KI
Benjamin Marwell ☕ @bmarwell.de #JakartaEE-Dev, Musician & Tech-Blogger.
Uses #Linux. @maven.apache.org PMC and ASF member.
IBM Champion 2022.
🏙️ are my own.
Lutz Hühnken @huehnken.de Fractional engineering leader and software architect.
20+ years in distributed systems & messaging.
Helping organizations build scalable, resilient systems and highly effective engineering teams.
Nils Hartmann @nilshartmann.net Freelance Software Developer https://nilshartmann.net #Java #Spring #React #TypeScript #GraphQL
Sven Ruppert @svenruppert.com Java and Security by day, Bushcrafting by night
Vadym Kazulkin @vkazulkin.bsky.social Husband and papa of 3 | International speaker | AWS Serverless Hero | Huge Java fan | 👨💻 as Head of Development at ip.labs | Co-Org of Java User Group Bonn.
On intersection of people, business and technology.
Blogging on https://dev.to/vkazulkin
Rabea Gransberger @rgransberger.bsky.social Mother of 2 Kids (2019, 2021), Java Developer, Java Champion
Oliver Drotbohm @odrotbohm.de Frameworks & Architecture in the Spring open source engineering team, all things Spring, Java, data, DDD, REST, software architecture, drums & music. He/him.
Simon Ritter @speakjava.bsky.social Deputy CTO at @AzulSystems. Java Champion, member Java SE Expert Group, JCP EC, OpenJDK Vulnerability Group and Adoptium SC. AMA about Java and JVM.
Virtual Java User Group @virtualjug.bsky.social Hi from VirtualJUG (vJUG), the world's first online-only Java User Group. Join us, and the best Java experts in the community!
OpenJDK @openjdk.org The place to collaborate on an open-source implementation of the Java Platform and related projects · https://openjdk.org
Ixchel Ruiz @ixchelruiz.bsky.social Assiduous traveler, Software Developer, Java Champion, CDF Ambassador, Open Source advocate, public speaker and mentor.
Thomas Much @thmuch.bsky.social Engineering Org Whisperer. Technical Coach. Occasional Speaker. Pair Programming, Mob/Ensemble/Team Programming, Modern Agile, modern Java. DevSecOpsUxQa...Customer! Posts in English and German.
Roy van Rijn @royvanrijn.com Director of OpenValue Rotterdam, is a @Java_Champions, founder of Rotterdam JUG, public speaking: Java, AI, math, algorithms
Bert Jan Schrijver @bjschrijver.dev CTO @OpenValue.eu, JUG leader @NLJUG.bsky.social. J-Fall/Spring organizer, @JavaChampions.bsky.social, @iSAQB.bsky.social, JavaOne rock star speaker, Duke’s choice award winner, Java/architecture/CD/DevOps.
Richard Fichtner 💻☕ @richard.fichtner.dev CEO of @xdev.software, Loves Java ❤️☕, Java Champion, Founder JUG Oberpfalz, Co-organizer @jcon.one, IBM Champion, Oracle Ace, Vaadin Champion, Dongolorian, Father and Husband
Karl Heinz Marbaise (he/him) @khmarbaise.bsky.social Java Champion
Apache Maven PMC
Apache Software Foundation Member
Mojo Haus Member
Java Developer,
CI / CD Fan
Freelancer
Adam Bien @adambien.blog AWS Hero, JavaONE Rockstar, Consultant, Java Champion
about: https://about.adam-bien.com
linkedin: https://www.linkedin.com/in/adam-bien
trainer: http://airhacks.live and http://airhacks.io
podcaster: http://airhacks.fm
yt: http://youtube.com/@bienadam
@java-champions.bsky.social @java-champions.bsky.social 
Gerrit Grunwald @hansolo.eu JUG Founder, Java Champion, IBM Champion, ❤️ Java, coding in general, mountain biking and photography...may the force be with you... http://gravity-labs.de
Michael Simons @rotnroll666.bsky.social 👨👩👦👦👨🏻💻🚴🏻 – Father, Husband, Developer, Athlete. Author of Spring Boot Buch, and DuckDB in Action with Manning. Java champion working at Neo4j on various integrations within the JVM ecosystem.
More: https://michael-simons.eu
Simon Martinelli @martinelli.ch Java Champion, Vaadin Champion, Oracle ACE Pro, International Speaker, Programming Architect, and Lecturer for Software Architecture, Java, Persistence, and DevOps.
https://martinelli.ch
Nicolai Parlog @nipafx.dev Java enthusiast with a passion for learning and sharing. Developer Advocate at Oracle but views are my own.
Markus Eisele @myfear.com Developer, turned to consulting, developer relations, sales, and landed in marketing.
Writing books for #Oreilly.
Into Java, Kubernetes and such.
Legal called to tell you that I'm not officially speaking for IBM.
Marit van Dijk @maritvandijk.bsky.social 💻 Software Developer | ☕🥑 Java Developer Advocate @ JetBrains | 🏆 Java Champion | 🎤 International Keynote Speaker | 👩💻 Pronouns: She/her
https://maritvandijk.com/
Trisha Gee @trishagee.bsky.social Java Champion, Developer Productivity Advocate, Author
https://trishagee.com
https://linktr.ee/trisha_gee
🇪🇸🇬🇧🇪🇺
Eberhard Wolff @ewolff.com Head of Architecture at SWAGLab . Software Architecture. Technology. Learning every day. He / him🐺
Bluesky @bsky.app official Bluesky account (check username👆)
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